Need more information before you get started? See our definitions for Linux, Ubuntu and Fedora.

Debian Package Management Utility (APT) -- This document was created to provide the user with a good understanding of the workings of the Debian package management utility, APT. Includes info about basic configuration, managing packages and other helpful tips.

DOS and Linux Commands -- This reference lists common commands used at the MS-DOS prompt in Windows 9x, and in Linux, as well as a basic example of how the command is used at the Linux shell prompt.

Linux Shortcuts -- This guide describes the most commonly-used shortcuts and includes notes for the clueless.

Fedora 12 Cheat Sheet -- This fast reference card offers tips and tricks to will help you to set up your new Fedora 12 installation into a full blown Linux box.

The Humble Linux Cheat Sheet -- This is a short, simple reference to the "very basic and very essential commands for surviving at the Linux CLI."

Linux Security Cheat Sheet -- The intent of this Quick Reference Guide is to provide a starting point for improving the security of your system, to serve as a pointer to more in-depth security information, and to increase security awareness and methods that can be used to improve security.

Check out the full collection of Our Favorite Cheat Sheets for fast help on a wide range of subjects. You'll find cheat sheets for Windows and Linux, as well as information about e-mail and messaging, texting and Twitter abbreviations and a wide range of technical content, including subjects like programming, blogging, browser shortcuts, and search engine optimization.

- GitHub is a web-based revision control hosting service for software development and code sharing. GitHub was started in 2008 and was founded on Git, an open source code management system built crea... (searchITOperations.com)

Glossaries

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Certified OpenStack Administrator (COA) is a vendor-agnostic exam designed by the OpenStack Foundation in conjunction with a number of international partners to test an administrator's abilities in cloud management and day-to-day operations.